Seiko Cal. 3864 - 743

The Seiko 3864-743 represents an important milestone in Seiko's 1990 lineup. Powered by the 3864 caliber with 36j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-94fb490647d8]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1990

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